The increase in cases of this pathogen in China resurrects old fears. Experts include it in the package of known winter ...

A virus that's not well known to the public is spiking in China. CDC officials said HMPV is not a cause for concern here, nor is it a new virus.

The World Health Organization reported that in some countries in the temperate Northern hemisphere, influenza-like illness and/or acute respiratory infection rates have increased in recent weeks and ...